About this opening
Dutch Defense: Blackburne Variation is an opening in the Encyclopedia of Chess Openings,
classified under code A81. ECO group A (A00–A99)
covers flank and irregular openings, including the English, Bird, Réti and Dutch defences. This particular variation is reached
after 7 half-moves from the
starting position, with the move sequence 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3.
It belongs to the Dutch Defense family. Within that family this is a sub-variation (the Blackburne Variation line).
The opening sequence in prose form: 1.d4 f5, 2.g3 Nf6, 3.Bg2 e6, 4.Nh3. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.